/**
 * Modal Dialog
 * Skubs - novembro 2008
 */

function showScreen(){
	document.getElementById("modal_background").style.height = document.body.clientWidth + "px";
	document.getElementById("modal_background").style.width = document.body.scrollWidth +  "px";
}

function expandCollapse() {
	for (var i=0; i<expandCollapse.arguments.length; i++) {
		var element = document.getElementById(expandCollapse.arguments[i]);
		element.style.display = (element.style.display == "none") ? "block" : "none";
	}
}